ericmoritz/esjs.js

## esjs.js
var httpProxy = require("http-proxy");
var http = require("http");
var render = require("./render").render;
var XMLHttpRequest = require("./XMLHttpRequest").XMLHttpRequest;

function GET(url, callback) {
            var xhr = new XMLHttpRequest();
            xhr.open("GET", url);
            xhr.onreadystatechange = function(e) {
                if(xhr.readyState == 4) {
                    callback(xhr);
                }
            };
            xhr.send(null);
}

function doESJQ(res, url) {
    console.log(url);
    GET(url, function(xhr) {
      var esjq = JSON.parse(xhr.responseText);
      GET(esjq.template, function(xhr) {
              var source = xhr.responseText;
              GET(esjq.script, function(xhr) {
                      var code = xhr.responseText;
                      render(source, code, function(doc) {
                              res.writeHead(200, {'Content-Type': 'text/plain'});
                              res.write(doc.innerHTML);
                              res.end();
                          });
                  });

          });
        });
}


httpProxy.createServer(function(req, res, proxy){
    // Create an error handler so we can use it temporarily
    var error = function (err) {
        res.writeHead(200, {'Content-Type': 'text/plain'});

        if(req.method !== 'HEAD') {
            res.write('An error has occurred: ' + sys.puts(JSON.stringify(err)));
            }

        res.end();
    };


        if(/.+\.esjq\.js$/.test(req.url)) {
            var full_uri = "http://localhost" + req.url;
            try {
                doESJQ(res, full_uri);
            } catch(e) {
                error(e);
            }
        } else {
            proxy.proxyRequest(80, 'localhost');
        }

    }).listen(10002);

## render.js
var jsdom  = require("jsdom");

function render(template, code, callback) {
    var window = jsdom.jsdom(source).createWindow();
    jsdom.jQueryify(window, __dirname + "/jquery-1.4.2.js",
                    function() {
                        var jQuery = window.jQuery;
                        // This is probably pretty dangerous in node.js
                        eval(code);
                        callback(window.document);
                    })
        }

exports.render = render;

## test.esjq.js
{
"template":"http://localhost/test.html",
"script":"http://localhost/test.js"
}

## test.html
<!doctype html>
<p>My wife's name is <span id="spouse" /></p>

## test.js
jQuery("#spouse").html("Gina Moritz");
	var httpProxy = require("http-proxy");
	var http = require("http");
	var render = require("./render").render;
	var XMLHttpRequest = require("./XMLHttpRequest").XMLHttpRequest;

	function GET(url, callback) {
	var xhr = new XMLHttpRequest();
	xhr.open("GET", url);
	xhr.onreadystatechange = function(e) {
	if(xhr.readyState == 4) {
	callback(xhr);
	}
	};
	xhr.send(null);
	}

	function doESJQ(res, url) {
	console.log(url);
	GET(url, function(xhr) {
	var esjq = JSON.parse(xhr.responseText);
	GET(esjq.template, function(xhr) {
	var source = xhr.responseText;
	GET(esjq.script, function(xhr) {
	var code = xhr.responseText;
	render(source, code, function(doc) {
	res.writeHead(200, {'Content-Type': 'text/plain'});
	res.write(doc.innerHTML);
	res.end();
	});
	});

	});
	});
	}



	httpProxy.createServer(function(req, res, proxy){
	// Create an error handler so we can use it temporarily
	var error = function (err) {
	res.writeHead(200, {'Content-Type': 'text/plain'});

	if(req.method !== 'HEAD') {
	res.write('An error has occurred: ' + sys.puts(JSON.stringify(err)));
	}

	res.end();
	};


	if(/.+\.esjq\.js$/.test(req.url)) {
	var full_uri = "http://localhost" + req.url;
	try {
	doESJQ(res, full_uri);
	} catch(e) {
	error(e);
	}
	} else {
	proxy.proxyRequest(80, 'localhost');
	}

	}).listen(10002);
	var jsdom = require("jsdom");

	function render(template, code, callback) {
	var window = jsdom.jsdom(source).createWindow();
	jsdom.jQueryify(window, __dirname + "/jquery-1.4.2.js",
	function() {
	var jQuery = window.jQuery;
	// This is probably pretty dangerous in node.js
	eval(code);
	callback(window.document);
	})
	}

	exports.render = render;
	{
	"template":"http://localhost/test.html",
	"script":"http://localhost/test.js"
	}
	<!doctype html>
	<p>My wife's name is <span id="spouse" /></p>